ZEISS German made for USGI.   

   Zeiss-Hensholdt Gen 1+ 7X Night Vision SIght made by the German company Telefunken. 7X, 2-stage cascaded Gen 1+ tube, runs circles around the Russian Gen 1, the extra second stage of image intensifier is really a plus. Drop down eyepiece and eyecup. These have a green lit reticle with variable brightness. Diopter focus, Objective focus and Reticle brightness are knobs and easily adjustable/learned. Takes (2) C Batteries, not included. Includes a daylight training filter to sight the scope in during daytime. The best Gen 1+ sight we've handled, alot of customers say these work ...